Cheapest return flights from Dublin to Brussels in December from 36€

AirHint found the following cheapest return flights from Dublin (DUB) to Brussels (BRU) in December 2025 (see full year).

Return flights

10 Dec - 12 Dec Ryanair direct
10 Dec - 18 Dec Ryanair direct
10 Dec - 13 Dec Ryanair direct
10 Dec - 17 Dec Ryanair direct
01 Dec - 05 Dec Ryanair direct
01 Dec - 12 Dec Ryanair direct
01 Dec - 18 Dec Ryanair direct
10 Dec - 15 Dec Ryanair direct
08 Dec - 12 Dec Ryanair direct
08 Dec - 18 Dec Ryanair direct
18 Dec - 08 Jan Ryanair direct
18 Dec - 05 Jan Ryanair direct
15 Dec - 05 Jan Ryanair direct
16 Dec - 05 Jan Ryanair direct
17 Dec - 05 Jan Ryanair direct
19 Dec - 08 Jan Ryanair direct
18 Dec - 01 Jan Ryanair direct
12 Dec - 01 Jan Ryanair direct
15 Dec - 01 Jan Ryanair direct
11 Dec - 01 Jan Ryanair direct

Also check the deals for one-way flights from Dublin to Brussels in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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